Secure Messaging with Microsoft® Exchange Server 2003

From risk assessment to implementation and auditing procedures, get critical guidance to help enhance the security of your messaging infrastructure. Written by a network security expert who works closely with the Microsoft Exchange Server team, this guide delivers essential information and advice to help protect your clients, servers, and communications channels. Discover how to use the security features available in the Exchange and Microsoft Windows environments to harden the underlying system configuration and create multiple layers of defense against viruses, worms, and other threats—helping you improve messaging integrity over e-mail and the Internet. Discover how William J. Friedman